Belt-fastener



(No Model.)

H. BLAKE. BELT FASTENER.

No. 396,528. Patented Jan. 22, 1889.

N. PETERS. Phnta-Lim m mr, Walhinton, 0.0.

Nrrn TATES HENRY BLAKE, OF EAST PEPPERELL, MASSACHUSETTS, ASSIGNOR TO HIM- SELF, AND J. ASHTON GREENE, OFBROOKLYN, NEW YORK.

BELT -FASTEN ER.

SPECIFICATION forming part of Letters Patent N0. 396,528, dated January 22, 1889.

' Application filed March 3, 1888. Serial No. 266,095. (No model.)

To all whom it may concern.- drawn gains greatlyin toughness and tensile Be it known that I, HENRY BLAKE, of East strength. The improved fastener may, how- 50 Pepperell, Middlesex county, Massachusetts, ever, be made in other ways, as by stamping haveinvented a new and useful Improvement from a sheet of metal and afterward comin Belt-Fasteners, which improvement is fully pressing or swaging the shank into a cylinset forth in the following specification. d-rical shape, or it may be cast.

This invention has reference to the con- In the accompanying drawings, Figure I is 55 struction of devices for fastening together the a top view of a belt-fastener constructed in meeting ends of leather and other belting, accordance with the invention; Fig. II, aside and comprises certain improvements in the view; Fig. III, a cross-section thereof, and construction of belt-fasteners of the type de- Figs. IV and V views illustrating its applicascribed in Patent No. 31,859, to G. V. Blake, tion to a belt. 60 dated March 20, 1861; No. 7 6,861, to D. M. The fastener consists of a shank, a, and \Veston, dated April it, 1868, and No. 282,258, heads or cross'pieces b, the former being cy- I 5 to myself, dated July 31, 1883. These beltlindrical in shape, as best shown in Fig. III. fasteners consist, generally, of a shank or bar The shank a is curved in the course of manuhaving at each end a segmental head or crossfacture, as shown in Fig. II. 6 5 piece. In use the belts are provided with a To apply the device, a number of round number of slits near the ends, and the fastholes, 0, are punched in the belt near its ends,

ener inserted through the slits, and then and from these holes extend slits d, as comtnrned, so as to bring the cross-heads at right mon in making button-holes in cloth. The angles to the slits. In the last-named patent, hole 0 should be about the same size as the 70 to wit, No. 282,258, dated July 31, 1883,abeltshank a, so that the latter will fit tightly fastener of this general characteris described, therein. The edge of the hole furnishes a the shank in that case being so curved down- 1 bearing-surface for the fastener, and there is ward toward the center and the heads held no tendency of the fibers to sever at a parin such position that they lie fiat upon the 1 ticular point as is the case with a material 75 belt instead of projecting therefrom. that has been simply slit, particularly if a iYhile the improved belt-fastener described thin shank with two comparatively sharp in the last-named patent has been found ad- 1 edges is constantly bearing on the end of the vantageous in many respects, it has also been slit. As shown in the drawings, the segfound that the shank, owing to the narrowmental heads or cross-pieces b are formed 80 ness of its bearing-edge, sometimes cuts 1 with square shoulders. through the leather of the belt. To overcome I clai1n.-

5 this defect the shank is, according to the As an improved article of manufacture, a

present inventiommade cylindricJ-i.e.,cirbelt-fastener consisting of a curved bar or cularin cross-sectionand the beltis prepared shank circularin cross-section, having on each 85 for its use by punching a round hole with a end and in one piece with it a T-shaped or slit extending therefrom away from the end segmental head formed with square shoulof the belt. This hole gives a bearing-surders, substantially as described.

face for the round shank and prevents the In testimony whereof I have signed this liability of tearing out the leather. Another specification in the presence of two subscrib 9o advantage of the construction is that the ing witnesses. fastener can be made of wire, the ends being upset to form the cross-heads. This is an economical way of producing the device, and \Vitnesses: makes a strong and tough fastener, it being C. A. BATCHELDER, well known that metal which has been wire- 0. F. WVOROESTER.

HENRY BLAKE. 

